CN114321096A - Quick assembling and disassembling device for hydraulic test connector for underwater MQC welding inflation - Google Patents
Quick assembling and disassembling device for hydraulic test connector for underwater MQC welding inflation Download PDFInfo
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- CN114321096A CN114321096A CN202111356703.4A CN202111356703A CN114321096A CN 114321096 A CN114321096 A CN 114321096A CN 202111356703 A CN202111356703 A CN 202111356703A CN 114321096 A CN114321096 A CN 114321096A
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- mqc
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- ring
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- 238000012360 testing method Methods 0.000 title claims abstract description 52
- 238000003466 welding Methods 0.000 title claims abstract description 22
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 28
- 239000010935 stainless steel Substances 0.000 claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 101001069810 Homo sapiens Psoriasis susceptibility 1 candidate gene 2 protein Proteins 0.000 description 1
- 102100034249 Psoriasis susceptibility 1 candidate gene 2 protein Human genes 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910001039 duplex stainless steel Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The invention belongs to the technical field of ocean engineering, and particularly relates to a hydraulic test joint fast loading and unloading device for underwater MQC welding inflation. By arranging the stainless steel pipe, the device has a good anti-corrosion function, and the service cycle of the device is prolonged; the device simple structure, it is easy and simple to handle, accessible adapter is quick to be connected with test connector, only can realize hydraulic test connector and MQC fixed end on the hydraulic pressure connector quick installation and the release of having integrateed the check valve through inertial force, does not need the cooperation of loop wheel machine to use, has saved a large amount of equipment and human input.
Description
Technical Field
The invention relates to the technical field of ocean engineering, in particular to a hydraulic test joint quick assembling and disassembling device for underwater MQC welding inflation.
Background
With the advance of offshore oil exploration and development to deep water, an underwater production system is one of the mainstream modes of deep water oil and gas field development. A plurality of MQC fixed ends are integrated in underwater equipment of hydraulic control type, such as an underwater manifold with a control system, an underwater distribution unit and the like, and a multi-path hydraulic connector (the tail end of the hydraulic connector is connected with an internal pipeline of a sledge) is integrated on an MQC fixed end body. In the multi-path hydraulic joint, a check valve is integrated in some hydraulic joints, and when the hydraulic joints and stainless steel or super duplex stainless steel hydraulic control pipelines connected with the hydraulic joints at the tail part are welded at an on-site port, the check valve in the hydraulic joints needs to be opened. The only way is to use the hydraulic test joint to assemble with the hydraulic joint with the single valve integrated inside, so as to realize the conduction inflation.
It should be noted that, because the test hydraulic joint also needs to use in pressure testing and washing stage, consequently, the inside of test hydraulic joint has arranged multichannel sealing washer, because this sealed design, the assembly or the release that all need very big pulling force or thrust to realize between the hydraulic pressure joint that so lies in the MQC stiff end and the hydraulic pressure test joint, and this effort has surpassed the scope that general manpower can direct operation, and simultaneously, artificial manual operation causes the assembly off-axis easily, causes parts damages such as sealing washer. Therefore, at present, aiming at the above working conditions, a common method is to integrate the testing hydraulic joint on the MQC moving end body, and then assemble the MQC moving end and the MQC fixed end together, so as to realize the connection between the hydraulic joint and the hydraulic testing joint, and further open the check valve. The assembly method has the following defects:
(1) in the process, the MQC moving end needs to be hoisted by using a crane, and the MQC moving end and the MQC fixed end need to be connected in a matched manner by using a torque tool, so that the equipment and labor investment is large;
(2) in actual engineering practice, the number of testing hydraulic connectors is usually small, and the testing hydraulic connectors are used at multiple positions, so that the MQC moving end (with the testing connectors) needs to be disassembled repeatedly, and time and labor are wasted.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a hydraulic test joint quick assembling and disassembling device for underwater MQC welding inflation, which solves the existing problems.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an MQC welding is aerifyd and is used hydraulic test connector fast loading and unloading device under water, includes nonrust steel pipe, nonrust steel pipe afterbody one end is provided with first annular retaining ring, the nonrust steel pipe other end has set gradually second annular retaining ring and third annular retaining ring, be provided with the quality ring on the nonrust steel pipe, nonrust steel pipe front end is provided with the adapter, hydraulic test connector is connected to adapter one side, hydraulic test connector is provided with a plurality of groups, the hydraulic test connector other end is connected with the female head of hydraulic test connector on the MQC stiff end respectively, MQC fixed end top end terminal surface is provided with pipeline in the sledge.
In a preferred embodiment of the present invention, the stainless steel tube has an elongated stainless steel structure.
As a preferable technical solution of the present invention, the stainless steel pipe is fixedly provided with a first annular retainer ring, a second annular retainer ring, and a third annular retainer ring by welding.
In a preferred embodiment of the present invention, the mass ring is slidably connected to the outer surface of the stainless steel pipe, the mass ring is a hollow thick-walled stainless steel circular pipe section, and the mass ring is installed between the first annular retaining ring and the second annular retaining ring.
As a preferred technical solution of the present invention, the adapter is a rotatable structure.
As a preferred technical scheme of the invention, the top end face of the fixed end of the MQC is fixedly connected with a sledge inner pipeline, and a plurality of groups of sledge inner pipelines are arranged.
Compared with the prior art, the invention provides a hydraulic test connector rapid assembling and disassembling device for underwater MQC welding inflation, which has the following beneficial effects:
1. according to the hydraulic test joint rapid assembling and disassembling device for underwater MQC welding inflation, the stainless steel pipe is in a slender stainless steel structure and is formed by adopting a stainless steel structure, so that the hydraulic test joint rapid assembling and disassembling device has a good anti-corrosion function, and the service cycle of the hydraulic test joint rapid assembling and disassembling device is prolonged;
2. the quick assembling and disassembling device for the hydraulic test joint for underwater MQC welding inflation is characterized in that a mass ring and each group of annular check rings are arranged, a first annular check ring, a second annular check ring and a third annular check ring are fixedly installed on a stainless steel pipe through welding, the mass ring is in sliding connection with the outer surface of the stainless steel pipe, the mass ring is a hollow thick-wall stainless steel circular pipe section, the mass ring is installed between the first annular check ring and the second annular check ring, the three groups of annular check rings are all welded on the stainless steel pipe and are respectively positioned at the first section and the tail end, wherein the two annular check rings are arranged at the front end, the other annular check ring is arranged at the rear end, a certain distance is reserved between the first annular check ring and the second annular check ring, and the mass ring can slide between the first annular check ring and the second annular check ring;
3. according to the hydraulic test joint quick assembly and disassembly device for underwater MQC welding inflation, the adapter is arranged and is of a rotatable structure, so that the device and the hydraulic test joint are connected more conveniently and quickly;
4. this hydraulic pressure test connector fast loading and unloading device for MQC welding is aerifyd underwater, owing to adopt above-mentioned technical scheme, its simple structure, easy and simple to handle, accessible adapter is quick to be connected with test connector, only can realize hydraulic pressure test connector and MQC fixed end and integrated the hydraulic pressure joint quick installation and the release of check valve through inertial force, does not need the cooperation of loop wheel machine to use, has saved a large amount of equipment and human input.
Drawings
FIG. 1 is a structural diagram of the present invention;
FIG. 2 is a schematic diagram of the working conditions of the present invention.
In the figure: 1. a stainless steel tube; 2. a first annular retainer ring; 3. a second annular retainer ring; 4. a third annular retainer ring; 5. a mass ring; 6. an adapter; 7. a hydraulic test joint; 8. an MQC fixed end; 9. MQC mobile terminal; 10. pipeline in the sledge; 11. and (4) a hydraulic joint female head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, in this embodiment: the utility model provides an MQC welding is aerifyd and is used hydraulic test connector fast loading and unloading device under water, including nonrust steel pipe 1, 1 afterbody one end of nonrust steel pipe is provided with first annular retaining ring 2, the 1 other end of nonrust steel pipe has set gradually second annular retaining ring 3 and third annular retaining ring 4, be provided with quality ring 5 on the nonrust steel pipe 1, 1 front end of nonrust steel pipe is provided with adapter 6, hydraulic test connector 7 is connected to 6 one side of adapter, hydraulic test connector 7 is provided with a plurality of groups, hydraulic test connector 7 one end is connected with female head 11 of hydraulic test on the MQC stiff end 8 respectively, 8 top end faces of MQC stiff end are provided with pipeline 10 in the sledge.
In the embodiment, the stainless steel pipe 1 is in a slender stainless steel structure, is formed by adopting the stainless steel structure, has a good anti-corrosion function, and improves the service cycle of the device; a first annular retainer ring 2, a second annular retainer ring 3 and a third annular retainer ring 4 are fixedly installed on a stainless steel pipe 1 through welding, a mass ring 5 is in sliding connection with the outer surface of the stainless steel pipe 1, the mass ring 5 is a hollow thick-wall stainless steel circular pipe section, the mass ring 5 is installed between the first annular retainer ring 2 and the second annular retainer ring 3, three groups of annular retainer rings are all welded on the stainless steel pipe 1 and are respectively positioned at the first section and the tail end, two of the annular retainer rings are positioned at the front end, one of the annular retainer rings is positioned at the rear end, a certain distance is reserved between the first annular retainer ring 2 and the second annular retainer ring 3, and the mass ring 5 can slide between the first annular retainer ring and the second annular retainer ring; the adapter 6 is of a rotatable structure, so that the device is more convenient and rapid to connect with the hydraulic test adapter 7; the top end face of the MQC fixed end 8 is fixedly connected with a plurality of internal pipeline skid groups 10, and the internal pipeline skid groups 10 are SPR1, MEOH1, MeOH2, LP and HP pipelines respectively.
The working principle and the using process of the invention are as follows: after the check valves are integrated on the hydraulic joint female heads 11, the check valves must be opened to fill the protective gas when the stainless steel pipes 1 on the corresponding pipelines of the hydraulic joint female heads 11 are welded. The conventional method is to fix the testing hydraulic testing connector 7 on the MQC moving end 9 in advance, then assemble and lock the MQC moving end 9 and the MQC fixed end 8 together, and at the moment, the hydraulic testing connector 7 on the MQC moving end can open a check valve on a female head 11 of the corresponding hydraulic connector of the MQC fixed end 8, so that ventilation is realized.
Through the structure of the invention, the invention can be singly connected with the hydraulic test connector 7 without using the MQC moving end 9, thereby realizing quick connection, quick inflation and quick release.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an MQC welding is aerifyd under water and is used hydraulic test connector fast loading and unloading device which characterized in that: including nonrust steel pipe (1), nonrust steel pipe (1) afterbody one end is provided with first annular retaining ring (2), nonrust steel pipe (1) other end has set gradually second annular retaining ring (3) and third annular retaining ring (4), be provided with quality ring (5) on nonrust steel pipe (1), nonrust steel pipe (1) front end is provided with adapter (6), adapter (6) are connected with hydraulic pressure test connector (7), hydraulic pressure test connector (7) are provided with a plurality of groups, the hydraulic pressure test connector (7) other end is connected with female head (11) of hydraulic pressure joint on MQC stiff end (8) respectively, MQC stiff end (8) top end face is provided with pipeline (10) in the sledge.
2. The hydraulic test joint quick assembly and disassembly device for underwater MQC welding inflation according to claim 1, characterized in that: the stainless steel pipe (1) is of a slender stainless steel structure.
3. The hydraulic test joint quick assembly and disassembly device for underwater MQC welding inflation according to claim 1, characterized in that: a first annular retainer ring (2), a second annular retainer ring (3) and a third annular retainer ring (4) are fixedly installed on the stainless steel pipe (1) through welding.
4. The hydraulic test joint quick assembly and disassembly device for underwater MQC welding inflation according to claim 1, characterized in that: the quality ring (5) and the outer surface of the stainless steel pipe (1) are in sliding connection, the quality ring (5) is a hollow thick-wall stainless steel circular pipe section, and the quality ring (5) is installed between the first annular retainer ring (2) and the second annular retainer ring (3).
5. The hydraulic test joint quick assembly and disassembly device for underwater MQC welding inflation according to claim 1, characterized in that: the adapter (6) is of a rotatable structure.
6. The hydraulic test joint quick assembly and disassembly device for underwater MQC welding inflation according to claim 1, characterized in that: the top end face of the MQC fixed end (8) is fixedly connected with a sledge inner pipeline (10) and is connected with a hydraulic joint female head (11), and the sledge inner pipeline (10) is provided with a plurality of groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111356703.4A CN114321096A (en) | 2021-11-16 | 2021-11-16 | Quick assembling and disassembling device for hydraulic test connector for underwater MQC welding inflation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111356703.4A CN114321096A (en) | 2021-11-16 | 2021-11-16 | Quick assembling and disassembling device for hydraulic test connector for underwater MQC welding inflation |
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| Publication Number | Publication Date |
|---|---|
| CN114321096A true CN114321096A (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111356703.4A Pending CN114321096A (en) | 2021-11-16 | 2021-11-16 | Quick assembling and disassembling device for hydraulic test connector for underwater MQC welding inflation |
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| CN (1) | CN114321096A (en) |
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| US5765877A (en) * | 1995-01-27 | 1998-06-16 | Honda Giken Kogyo Kabushiki Kaisha | Pipe joint |
| US20140112699A1 (en) * | 2012-10-23 | 2014-04-24 | Illinois Tool Works Inc. | Sub-sea multiple quick connector assembly |
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| CN104295839A (en) * | 2014-09-26 | 2015-01-21 | 杭州宇控机电工程有限公司 | Anti-pollution underwater one-way hydraulic rapid connector and application method of anti-pollution underwater one-way hydraulic rapid connector |
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2021
- 2021-11-16 CN CN202111356703.4A patent/CN114321096A/en active Pending
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| US20140112699A1 (en) * | 2012-10-23 | 2014-04-24 | Illinois Tool Works Inc. | Sub-sea multiple quick connector assembly |
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